81942512

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{50707}}^1$

素因数の和:50816

約数の個数: 20

約数和(自身を含む): 160338696

約数和(自身を除く): 78396184

約数列:

[1, 2, 4, 8, 16, 101, 202, 404, 808, 1616, 50707, 101414, 202828, 405656, 811312, 5121407, 10242814, 20485628, 40971256, 81942512]

約数ペア:

[(1, 81942512), (2, 40971256), (4, 20485628), (8, 10242814), (16, 5121407), (101, 811312), (202, 405656), (404, 202828), (808, 101414), (1616, 50707)]